html,body,div,ul,li,dt,dd,p,span{ padding: 0px; margin: 0px; font-family: 微软雅黑, vrinda, Arial, 宋体, sans-serif;}
ul{ list-style-type: none;}
body{
    padding-bottom: 100px;
}
.header{
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}
.section{
    width: 1100px;
    margin-left: auto;
    margin-right: auto;
    margin-top: 50px;
}
.section_header{
    font-size: 24px;
    color: #4793e6;
    line-height: 50px;
    border-bottom: 3px solid #7DCDF3;
    margin: 10px 0;
    text-indent: 20px;
}

.control_List > li{
    display: inline-block;
    margin-right: 10px;
    margin-top: 5px;
    vertical-align: top;
}

.marginR_40 > li{ margin-right: 100px }